Re: lib/48926: gethostbyname(3) doesn't appear to work under NetBSD-5.2 and NetBSD-6.1.x when hostnames appear only in /etc/hosts

[Brian Buhrow <buhrow%nfbcal.org@localhost>]

The following reply was made to PR lib/48926; it has been noted by GNATS.

From: Brian Buhrow <buhrow%nfbcal.org@localhost>
To: gnats-bugs%NetBSD.org@localhost, lib-bug-people%NetBSD.org@localhost, 
gnats-admin%NetBSD.org@localhost,
        netbsd-bugs%NetBSD.org@localhost
Cc: buhrow%nfbcal.org@localhost
Subject: Re: lib/48926: gethostbyname(3) doesn't appear to work under 
NetBSD-5.2 and NetBSD-6.1.x when hostnames appear only in /etc/hosts
Date: Mon, 23 Jun 2014 08:09:43 -0700

        hello.  I should know never to submit the first working patch as the
 final version.  This one is much simpler and solves the problem much more
 elegantly.
 -thanks
 -Brian
 
 
 Index: gethnamaddr.c
 ===================================================================
 RCS file: /cvsroot/src/lib/libc/net/gethnamaddr.c,v
 retrieving revision 1.73.18.3
 diff -u -r1.73.18.3 gethnamaddr.c
 --- gethnamaddr.c      23 Dec 2013 23:12:44 -0000      1.73.18.3
 +++ gethnamaddr.c      23 Jun 2014 14:46:25 -0000
 @@ -742,10 +742,9 @@
                goto again;
        if (*p == '#')
                goto again;
 -      p[llen] = '\0';
 -      if (!(cp = strpbrk(p, "#\n")))
 -              goto again;
 -      *cp = '\0';
 +      p[llen - 1] = '\0';
 +      if (cp = strpbrk(p, "#"))
 +              *cp = '\0';
        if (!(cp = strpbrk(p, " \t")))
                goto again;
        *cp++ = '\0';